US20160073444A1 - Medical apparatus, medical apparatus control method, and medical apparatus cooperation system - Google Patents

Medical apparatus, medical apparatus control method, and medical apparatus cooperation system Download PDF

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Publication number
US20160073444A1
US20160073444A1 US14/827,721 US201514827721A US2016073444A1 US 20160073444 A1 US20160073444 A1 US 20160073444A1 US 201514827721 A US201514827721 A US 201514827721A US 2016073444 A1 US2016073444 A1 US 2016073444A1
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US
United States
Prior art keywords
connection destination
cpr assisting
medical apparatus
cpr
assisting device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US14/827,721
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English (en)
Inventor
Tsutomu Wakabayashi
Tatsuo Yoshida
Naoto Akiyama
Hiroyuki Satake
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nihon Kohden Corp
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Nihon Kohden Corp
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Filing date
Publication date
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Assigned to NIHON KOHDEN CORPORATION reassignment NIHON KOHDEN CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: SATAKE, HIROYUKI, AKIYAMA, NAOTO, WAKABAYASHI, TSUTOMU, YOSHIDA, TATSUO
Publication of US20160073444A1 publication Critical patent/US20160073444A1/en
Abandoned legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/25—Maintenance of established connections
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
    • G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
    • G16H40/63—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
    • H04W76/045—
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H31/00—Artificial respiration or heart stimulation, e.g. heart massage
    • A61H31/004—Heart stimulation
    • H04W4/008—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

Definitions

  • the presently disclosed subject matter relates to a medical apparatus, a medical apparatus control method, and a medical apparatus cooperation system.
  • CPR Cardio Pulmonary Resuscitation
  • a device which is to be placed between the chest of the rescuee and the hands of the rescuer to assist the chest compression hereinafter, such a device is referred to as a CPR assisting device
  • a CPR assisting device it is detected whether an adequate force is applied at proper time intervals to the sternum or not, and, in accordance with the detection result, appropriate notification (such as “Insufficient compression depth” or “Compression timing is too late”) is given to the rescuer.
  • Such a CPR assisting device has many occasions to be used concurrently with another medical apparatus such as an AED (Automated External Defibrillator) or a cardioverter defibrillator.
  • AED Automated External Defibrillator
  • cardioverter defibrillator a cardioverter defibrillator
  • JP-T-2013-542814 discloses a technique relating to communication among a plurality of defibrillators
  • JP-T-2010-528722 discloses a technique relating to communication between a CPR assisting device and defibrillator.
  • the presently disclosed subject matter may provide a medical apparatus, medical apparatus control method, and medical apparatus cooperation system in which, in the case where medical apparatuses communicate with each other, unintended. connection switching can be prevented from occurring.
  • the medical apparatus which is communicable with a plurality of CPR assisting devices, the medical apparatus may comprise: a connection destination determining unit which is configured to determine a connection destination CPR assisting device that is a connection destination, from the plurality of CPR assisting devices: based on a predetermined rule; and a communicating unit which is configured to communicate only with the connection destination CPR assisting device.
  • FIG. 1 is a block diagram of a medical apparatus cooperation system 1 of Embodiment 1.
  • FIG. 2 is a view showing an example of a connection list which is used by a connection destination determining unit 15 in Embodiment 1.
  • FIG. 3 is a view showing an example of attribute information which is used by the connection destination determining unit 15 in Embodiment 1.
  • FIG. 4 is a view showing an example of a communication history list which is used by the connection destination determining unit 15 in Embodiment 1.
  • FIG. 1 is a block diagram showing the configuration of a medical apparatus cooperation system 1 of the embodiment.
  • the medical apparatus cooperation system 1 has a defibrillator 10 , a CPR assisting device 20 , and a CPR assisting device 30 .
  • the configuration of the medical apparatus cooperation system 1 shown in FIG. 1 is a mere example, and the defibrillator 10 is an example of a medical apparatus, and may be an AED (Automated External Defibrillator) or the like.
  • FIG. 1 shows only the two CPR assisting devices ( 20 , 30 ), the invention is not limited to this, and three or more CPR assisting devices may exist.
  • the devices are not designated by reference numerals, and are referred as “CPR assisting devices.”
  • the CPR assisting device 20 is a device which is to be placed between the chest (preferably, just above the sternum) of the rescuee and the hands of the rescuer to assist the chest compression.
  • the rescuee is a concept containing an injured or sick human (or alternatively referred to as a patient) and also a mannequin and the like.
  • the CPR assisting device 20 may be used not only in a situation where the chest compression is actually performed, but also in the training of CPR.
  • the CPR assisting device 20 includes a controlling unit 21 , an outputting unit 22 , a communicating unit 23 , and a storing unit 24 .
  • the CPR assisting device 20 has inside a sensor which is not shown. The sensor detects displacements which are caused when the compression is applied and released, and supplies a signal indicating such a displacement to the controlling unit 21 .
  • the controlling unit 21 performs various processes for controlling the CPR assisting device 20 .
  • the controlling unit 21 is realized by a CPU (Central Processing Unit) and various circuits.
  • the controlling unit 21 Based on the displacement detected by the above-described. sensor, the controlling unit 21 detects the compression depth and rate of the chest compression which is applied to the rescuee. The controlling unit 21 reads out ideal compression depth and rate which are stored in the storing unit 24 . The controlling unit 21 compares the read-out compression depth with the depth of the currently performed compression, and determines whether the current compression depth is adequate or not. Similarly, the controlling unit 21 compares the read-out compression rate with the rate of the currently performed compression, and determines whether the current compression rate is adequate or not.
  • the controlling unit 21 determines that the compression depth or rate of the currently performed compression is not adequate, the controlling unit 21 causes the outputting unit 22 to perform an output in which the abnormal state is informed to the rescuer (user of the CPR assisting device 20 ). Moreover, the controlling unit 21 transmits the detected compression depth and rate, and various other statuses and the like related to the chest compression to the defibrillator 10 through the communicating unit 23 . Only when the defibrillator 10 determines the CPR assisting device 20 as the connection destination as described later, various information can be transmitted to the defibrillator 10 .
  • the techniques of the detection and determination of the compression depth and rate of the chest compression which are performed by the controlling unit 22 may be equivalent to those described in WO2012/073900.
  • the outputting unit 22 notifies the user of this situation.
  • the outputting unit 22 may be configured by a speaker, a display device disposed on the surface of the case of the CPR assisting device 20 , or the like.
  • the outputting unit 22 outputs voice guidance instructions of “Press more strongly”.
  • the outputting unit 22 outputs voice guidance instructions such as “Press more deeply”, “Press more slowly”, or “Press more quickly”.
  • the outputting unit 22 may display the status showing the chest compression state on the display device disposed on the surface of the case.
  • the communicating unit 23 is a communication interface through which various information such as the compression depth and rate of the currently performed compression is transmitted to the defibrillator 10 .
  • the communicating unit 23 Before transmitting and receiving data to and from the defibrillator 10 , the communicating unit 23 transmits a connection request to the defibrillator 10 .
  • the communicating unit 23 receives various information from the defibrillator 10 .
  • the communicating unit 23 is an interface which can perform short-range communication such as Bluetooth (registered trademark).
  • the communicating unit 23 transmits the connection request to the defibrillator 10 , and, only when the defibrillator 10 determines the CPR assisting device 20 as the connection destination, is allowed to perform data transmission and reception.
  • the storing unit 24 stores various information (programs which are used by the controlling unit 21 , information of the above-described ideal compression depth and rate, and the like).
  • the storing unit 24 is realized by a ROM (Read Only Memory), an HDD (Hard Disk Drive), a USB (Universal Serial Bus) memory, or the like.
  • the CPR assisting device 30 includes a controlling unit 31 , an outputting unit 32 , a communicating unit 33 , and a storing unit 34 .
  • the CPR assisting device 30 has a configuration and function which are approximately identical to those of the CPR assisting device 20 . Therefore, the controlling unit 31 , the outputting unit 32 , the communicating unit 33 , and the storing unit 34 correspond to the controlling unit 21 , the outputting unit 22 , the communicating unit 23 , and the storing unit 24 , respectively.
  • the defibrillator 10 includes an inputting unit 11 , a storing unit 12 , a communicating unit 13 , and a controlling unit 14 .
  • the controlling unit 14 includes a connection destination determining unit 15 .
  • the defibrillator 10 has defibrillation pads and electrodes which are not shown, and applies an electrical shock to the rescuee through the defibrillation pads and the electrodes.
  • the inputting unit 11 receives various inputs for enabling the user to operate the defibrillator 10 .
  • the inputting unit 11 is configured by buttons, knobs, operable display screen (so-called touch display), and the like which are disposed on the surface of the case.
  • the inputting unit 11 receives designation of the charging amount of energy for the defibrillation process which is to be performed on the rescuee.
  • the storing unit 12 stores various information used for operating the defibrillator 10 .
  • the storing unit 12 is realized by a ROM (Read Only Memory), an HDD (Hard Disk Drive), a USB (Universal Serial Bus) memory, or the like.
  • the controlling unit 14 performs various processes for controlling the defibrillator 10 .
  • the controlling unit 14 is realized by a CPU (Central Processing Unit) and various circuits.
  • the controlling unit 14 controls charge/discharge of energy for applying an electrical shock to the rescuee, the sound output, etc.
  • the connection destination determining unit 15 determines the connection destination CPR assisting device which functions as the connection destination, in accordance with a predetermined rule from a plurality of CPR assisting devices (in the example of FIG. 1 , the CPR assisting devices 20 and 30 ) with which the connection destination determining unit 15 can communicate (in other words, which transmit a connection request to the defibrillator 10 ).
  • the connection destination CPR assisting device is a single CPR assisting device. That is, the defibrillator 10 preferably communicates only with a single CPR assisting device.
  • the connection destination determining unit 15 notifies the communicating unit 13 of identification information (for example, the device address of Bluetooth (registered trademark)) for the determined connection destination CPR assisting device.
  • connection destination determining unit 15 may use one of a plurality of rules for determining the connection destination. Therefore, the user of the defibrillator 10 may designate the rule to be used, through the inputting unit 11 .
  • the communicating unit 13 communicates (performs data transmission and reception) only with the connection destination which is determined by the connection destination determining unit 15 .
  • the connection destination is the CPR assisting device 20 . Therefore, the communicating unit 13 performs data transmission and reception only with respect to the CPR assisting device 20 , and does not perform data transmission and reception with respect to the CPR assisting device 30 .
  • connection destination determining unit 15 determines the connection destination.
  • the storing unit 12 stores a connection list in which connectable CPR assisting devices are previously defined.
  • the user of the defibrillator 10 sets or changes the connection list through the inputting unit 11 .
  • FIG. 2 is a view showing an example of the connection list.
  • connection list CPR assisting devices which are determined to be connectable with the defibrillator 10 are listed.
  • the connection list manages CPR assisting devices in accordance with identification information for identifying the devices.
  • CPR assisting devices may be managed in accordance with the device address of Bluetooth (registered trademark).
  • the connection list may store connectable CPR assisting devices while correlating them with priority levels.
  • connection destination determining unit 15 When the connection destination determining unit 15 receives a connection request from a certain CPR assisting device, the unit determines whether the device can be set as a connection destination CPR assisting device or not, depending on whether the identification information of the CPR assisting device is included in the connection list or not. In the case Where the connection destination determining unit 15 receives connection requests from a plurality of CPR assisting devices which are included in the connection list, the unit determines the connection destination CPR assisting device based on the priority level. In the example of FIG.
  • the identification information is not limited to the device address, but may be of arbitrary format and content.
  • connection destination determining unit 15 is configured so as to allow the defibrillator 10 to be connected only to the preset CPR assisting device. Therefore, the defibrillator 10 is in a state where it can communicate only with the expected connection destination. As a result, it is possible to avoid a situation where the defibrillator 10 is connected to an unintended CPR assisting device, and the user is confused.
  • connection destination determining unit 15 determines the connection destination based on the priority levels. Therefore, the connection destination determining unit 15 can communicate only with the most appropriate CPR assisting device.
  • the connection destination determining unit 15 determines a CPR assisting device which transmits a connection request at the earliest timing after a predetermined timing (for example, the timing when the defibrillator is powered ON), as the connection destination.
  • a predetermined timing for example, the timing when the defibrillator is powered ON
  • the connection destination determining unit 15 determines the CPR assisting device 20 . as the connection destination CPR assisting device.
  • the connection request is, for example, signal related to a search operation in the case where Bluetooth (registered trademark) is used.
  • Each CPR assisting device which wishes to communicate with the defibrillator 10 transmits the attribute information of the own device to the defibrillator 10 .
  • FIG. 3 shows an example of the attribute information which is transmitted by each CPR assisting device.
  • the attribute information contains “Medical person?”, “Years of medical experience”, “Has taken CPR training course?”, “Number of CPR training courses”, and the like. The user of each CPR assisting device previously registers the attribute information.
  • the connection destination determining unit 15 evaluates the attribute information transmitted from each CPR assisting device. Based on the plural sets of transmitted attribute information, for example, the connection destination determining unit 15 determines a CPR assisting device corresponding to the user who is a medical person, and who has the longest medical experience, as the connection destination CPA assisting device.
  • the connection destination determining unit 15 may evaluate attribute information by using an arbitrary algorithm. For example, the connection destination CPR assisting device may be determined with emphasis on the number of CPR training courses.
  • connection destination determining unit 15 evaluates the attribute information transmitted from the CPR assisting devices, and determines the most appropriate connection destination CPR assisting device.
  • the connection destination determining unit 15 determines the connection destination CPR assisting device based on information (particularly, information of the rescuer) related to each CPR assisting device, and therefore can communicate with the CPR assisting device which is used by the optimum rescuer.
  • connection destination CPR assisting device is determined with reference to the history of CPR assisting devices with which the defibrillator 10 has communicated. An example will be described in detail.
  • the storing unit 12 stores the identification information of CPR assisting devices with which the defibrillator 10 has communicated, and the dates and time of communications while correlating them with each other.
  • FIG. 4 shows an example of a communication history list stored in the storing unit 12 .
  • the identification information for identifying a CPR assisting device may be the device address of Bluetooth (registered trademark).
  • the connection destination determining unit determines the connection destination CPR assisting device by using the communication history list. For example, the connection destination determining unit 15 may determine, among a plurality of CPR assisting devices which have transmitted a connection request, a CPR assisting device with which the defibrillator 10 has recently communicated, as the connection destination CPR assisting device. Alternatively, the connection destination determining unit 15 may determine, among a plurality of CPR assisting devices which have transmitted a connection request, a CPR assisting device with which the defibrillator 10 has communicated the largest number of times, as the connection destination CPR assisting device.
  • connection destination determining unit 15 determines the connection destination CPR assisting device with reference to the communication history list
  • the defibrillator 10 can be connected to a CPR assisting device with which the defibrillator 10 has communicated. In a manner similar to that in the previous used state, therefore, the user can cooperatively use the defibrillator 10 and the CPR assisting device.
  • connection destination CPR assisting device is determined by using information of the connection destination which is explicitly designated by the user.
  • the user of the defibrillator 10 designates a CPR assisting device which is to be communicated with the defibrillator 10 , through the inputting unit 11 .
  • the user of the defibrillator 10 inputs the identification information of the CPR assisting device which is to be communicated with the defibrillator 10 .
  • the defibrillator 10 may display a list of CPR assisting devices which have transmitted a connection request, on the display device or the like disposed on the surface of the case of the defibrillator 10 , and the user may designate one of them.
  • the connection destination determining unit 15 determines the CPR assisting device which is designated by the user, as the connection destination CPR assisting device.
  • the user can explicitly designate the connection destination CPR assisting device, and therefore the user can perform a rescue procedure on the rescuee by using a pair of the defibrillator 10 and a desired CPR assisting device.
  • connection destination determining unit 15 may use another rule as far as a CPR assisting device to function as the connection destination is determined in accordance with the predetermined rule.
  • the timing of the process of determining the connection destination CPR assisting device by the connection destination determining unit 15 may be considered as follows. In the case where the connection destination CPR assisting device is once determined, for example, the connection destination determining unit 15 does not change the connection destination CPR assisting device (dose not again perform the determining process) unless a forced reset process is performed (for example, the defibrillator 10 is powered OFF).
  • the process of determining the connection destination CPR assisting device is performed only one time after a predetermined time period has elapsed from when the defibrillator 10 began to operate. Therefore, CPR can be performed without changing the communication destination after the connection destination CPR assisting device is once determined.
  • the connection destination determining unit 15 may perform the process of determining the connection destination CPR assisting device. Alternatively, the connection destination determining unit 15 may perform the process of determining the connection destination CPR assisting device at regular time intervals. Although there is a possibility that the connection destination is changed during performance of CPR, therefore, it is possible to realize communication with the optimum connection destination. In this case, only when the optimum CPR assisting device newly appears, the connection switching occurs. Therefore, this does not cause unwanted connection switching. In the case where a connection switching occurs, the connection destination determining unit 15 preferably informs the user of the change of the connection destination, through the speaker (not shown) of the defibrillator 10 .
  • the user may explicitly designate the timing when the connection destination determining unit 15 determines the connection destination CPR assisting device, through the inputting unit 11 of the defibrillator 10 .
  • the defibrillator 10 (medical apparatus) has the configuration where it communicates only with the connection destination CPR assisting device which is determined in accordance with the predetermined rule. Therefore, the medical apparatus does not communicate with apparatuses or devices other than the connection destination CPR assisting device. Unintended connection switching can be prevented from occurring, and hence the rescuer can perform CPR without being confused.
  • the configuration (internal configuration of the defibrillator 10 shown in FIG. 1 ) and algorithm that have been described above may be applied to the reverse case (i.e., the case where the CPR assisting device 20 selects the connection destination from a plurality of defibrillators 10 ). That is, “configuration which determines an opposing medical apparatus (connection destination opposing medical apparatus) that is to be a connection destination, from a plurality of opposing medical apparatuses based on a predetermined rule (for example, FIGS. 2 to 4 above), and which communicates only with the determined connection destination (connection destination opposing medical apparatus)” can be applied to an arbitrary medical apparatus.
  • a predetermined rule for example, FIGS. 2 to 4 above

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
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  • Computer Networks & Wireless Communication (AREA)
  • Epidemiology (AREA)
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  • Heart & Thoracic Surgery (AREA)
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US14/827,721 2014-09-04 2015-08-17 Medical apparatus, medical apparatus control method, and medical apparatus cooperation system Abandoned US20160073444A1 (en)

Applications Claiming Priority (2)

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JP2014-180023 2014-09-04
JP2014180023A JP6370175B2 (ja) 2014-09-04 2014-09-04 医療機器、医療機器制御方法、及び医療機器連携システム

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EP (1) EP2993601A1 (ja)
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US20120129463A1 (en) * 2010-11-19 2012-05-24 Kabushiki Kaisha Toshiba Wireless communication apparatus and method
US20140220894A1 (en) * 2013-02-01 2014-08-07 Chih-Wei Chen Method of switching pairing between bluetooth devices

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JP6370175B2 (ja) 2018-08-08
EP2993601A1 (en) 2016-03-09
JP2016052445A (ja) 2016-04-14
CN105405084A (zh) 2016-03-16

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